www.pnt.org.cn-一个添下面两个吃奶把腿扒开,铜铜铜铜铜铜铜好疼免费动漫,91在线视频在线观看,精心为您提供无码久久一区二区三区蜜桃

<fieldset id="qcciw"><menu id="qcciw"></menu></fieldset>
  • <cite id="qcciw"><table id="qcciw"></table></cite>
  • <strike id="qcciw"><input id="qcciw"></input></strike>
      • Ŀ(do)
        „(do)
        Ϣб
        䓹Ј
        䓹Ϣ
        c(din) >>>>
        127*18ڏ̼䓟o 9751
        ԭƿßop䓹 ԭ 8365
        ܟop䓹ܹ(yng) 7072
        㽭䓹W(xu)ܽB 7034
        GB6479-200 6918
        ɳȺu͙C(j)ßop 6747
        70*12ɰxTF 6659
        140*18ɽ|20̖ 6658
        ӑchһ6m䓹 ӑc 6596
        60*8䓹ӆ 60* 2958
        57*5 īTF 2952
        (dng)ǰλ: / 䓹 / ̫ԭ12CrMo䓹܃rλ ̫ԭ20Crop܃r ̫ԭ12Cr1MoVЈr
        ̫ԭ12CrMo䓹܃rλ ̫ԭ20Crop܃r ̫ԭ12Cr1MoVЈr
        pԄӝL l(f)ߣT l(f)rg2011/8/11 x1210 w С



         


        ̫ԭ12CrMorλ ̫ԭ20Cropr ̫ԭ12Cr1MoVЈr N|(zh)op䓹F(xin)؛YԴչʾ
        14x2                                 
        16x3                
        18x2x7.1M           
        25.4x3x5            
        28x4               
        31.8x4x12M         
        38x4x7
        38x4.5-6
        42x3.5
        51x4
        57x3-4-5-6
        60.3x5-6-6.5
        159x14-18
        159x18x8-12
        159x 20-25
        219.1x18-22-25-26-28-30
        273x7-12
        168x5-7.11-8
        323.9x10-12-13-13.5-16-17.5-20-26-30
        עбδע40Crop䓹Ҏ(gu)ՈֱԒ“(lin)ϵ˾޶ȵ؝MV͑!

        ̫ԭ20Crop䓹

        20CrW(xu)ɷּW(xu)  
        W(xu)ɷ(|(zh)?jn)?sh))(%)
        ̖
        C
        Si
        Mn
        Cr
        Mo
        Ni
        B
        V
        20Cr
        0.18-0.24
        0.17-0.37
        0.05-0.80
        0.70-1.00
        20CrW(xu)
        ̖
        (qing)MPa
        c(din)MPa
        Lʣ%
        տsʣ%
        20Cr
        835
        540
        10
        40

         

        ̫ԭ40Crop䓹

        40Crop䓹܈(zh)И(bio)(zhn)
        GB5310-1995GB17396-1998DIN17175-79GB6479-2000GB9948-88
        40Crop䓹Ҫ;
        ݔwĹܵݔʯ͡Ȼ⡢ú⡢ˮijЩwܵȡ40top䓹cA䓵Ȍ(sh)䓲ȣڿŤ(qing)ͬr^p40top䓹һN(jng)(j)䓲ģVY(ji)(gu)͙C(j)еʯ@U܇S܇Լʩõ_ּܵȡ40CrϽ䓹h(hun)߲ʣ칤򣬹(ji)sϺͼӹrLSȦǧ׵ȣĿǰяV䓹܁졣40Crop䓹߀ǸNҎ(gu)ȱٵIJϡ
        40Crop䓹ܬF(xin)؛YԴ
        14x2
        159x14  
        323.9x10  
        16x3  
        159x18  
        323.9x12  
        18x2x7.1M
        159x18x8-12
        323.9x13  
        25.4x3x5  
        159x20  
        323.9x13.5  
        28x4  
        159x25  
        323.9x16  
        31.8x4x12M
        168x5  
        323.9x17.5  
        38x4x7  
        168.3x7.11  
        323.9x20  
        38x4.5  
        168.3x8  
        323.9x25x12M
        38x6  
        219.1x18  
        323.9x26  
        42x3.5  
        219.1x22  
        323.9x30  
        51x4  
        219.1x25  
        323.9x10  
        57x3  
        219.1x28x6  
        323.9x12  
        57x4  
        219.1x26  
        323.9x13  
        57x5  
        219.1x30  
        323.9x13.5  
        57x6  
        219.1x36  
        323.9x16  
        60.3x5  
        273x7  
        323.9x17.5  
        60.3x6
        273x12
        323.9x20  
        60.3x6.5
         
        323.9x25x12M
        עδע40Crop䓹Ҏ(gu)ՈֱԒ“(lin)ϵ˾޶ȵ؝MV͑!

        ̫ԭ˾6090יC(j)䓹a(chn)l܈op䓹a(chn)һlҪa(chn)⏽38mm-127mm܈op䓹ܣɗl325mmASSRL܈ܙC(j)ϵ(ni)݁܈ܙC(j)оA(y)ބСѭh(hun)Ӌ(j)C(j)ƵԄӻϵy(tng)_(d)HM(jn)ˮƽҪa(chn)⏽177mm-377mmں16mm-100mm⏽ȡ0.5%,ں񾫶ȡ5%܈кڟop䓹ܡ|(zh)10#20#45#16Mn 20Cr 40CrܙC(j)Ma(chn)|(zh)20#16Mn⏽4001600mmں2060mmĺ䓹ܣɶߵ16ףmڣݔܵ͡F֧݁ȡ˾ЬF(xin)Ŀģ߂W(xu)ܜyԇˇܜyԇu̽•̽Һԇ(yn)zy߾̼һ׵ęzyֶΣԼһ|(zh)šg(sh)ˆT͙z(yn)ˆT
        u(y)һÑϵԭt(jng)^\Ž(jng)Icɶ^䓡򡢰ɽұ䓵ȴ䓏SõĺP(gun)ϵ
        ˾I(y)a(chn)20#45#䓸NҎ(gu)ĸ߾ιܣ(ni)ĥܺ܇M(ni)ĥop䓹ܡa(chn)ƷVʹڹ̡ұ𡢴\(yn)ݔC(j)еҺͲ׸Ͳ͡ͱͲOC(j)ϙC(j)еʹλ܇SИI(y)ĸ߾݁Ͳ
        䓹܈(zh)И(bio)(zhn)Y(ji)(gu)ùGB/T8162-1999ݔwGB/T8163-1999̫ԭЉ偠tGB/T3087-1999̫ԭ|(zh)@̽YB235-70ʌùGB6479-86ʯѻGB9948-88ʯ@̽YB528-65̫ԭùGB5312-85ʯ׹API5CT܇SGB3088-82Һ֧GB173-98ܾASTMA53BSAs106BAPI5L߉偠tGB/T5310-1995
        ˾Գԁ(jin)ԭt\(sh)ţ͑鼰ϱ@õ•u(y)c؈(bo)(jng)^͑Ķֺ֧ҹ˾VTŬ˾F(xin)ֵI(y)l(f)չSrԺİl(f)չvУ҂ԸcV͑yֲM(jn)(chung)x͡
        ̫ԭ12CrMo䓹܃rλ ̫ԭ20Crop܃r ̫ԭ12Cr1MoVЈr Јr񲻷(wn),(dng)rՈԃҹ˾I(y)(w)

         





      • һl„ ɽ䓹N̎ ɽop(bio)(zhn) ɽСڏ䓹ܹ(yng) 
      • һl„ ݟopܴŃr ݺ䓹܏S ݟop䓇Ҙ(bio)(zhn) 
      • ϼ„
      • | Ͻ䓹 | Ϣ(do) | Ϣ] | Ϣб | a(chn)Ʒԃ | a(chn)܇g | P(gun)҂ | “(lin)ϵ҂ | ھ
        II(y)(w)߉Ͻ16mnop䓹ڟopijǟop䓹܃r߉偠t
        Ԓ0635-88812338886316  棺0635-8886316  ֙C(j)1826559181813963526511
        Copyright ij䓹N۹˾ ַ:ɽ|ʡijǽ(jng)(j)g(sh)_l(f)^(q)||·H7̖1408  g(sh)֧֣ǰؾW(wng)j(lu)

        久久伊人热精品老鸭窝| 亚洲熟妇另类久久久久久| 欧美性猛交xxxx乱大交蜜桃| 亚洲精品中文字幕无码久久久久久| 久久精品国产亚洲av高清色欲| 一本久久α久久免费精| 精精国产xxxx视频在线| 无码无需播放器在线观看| 看AV免费毛片手机播放| 色婷婷欧美在线播放内射|